Rear - Cal Amp Phantom II Operating Manual

3.0 Hardware Description
3.1.2 Connectors and Indicators

3.1.2.2 Rear

On the back of the Phantom II is the Data port, RS485/422 interface, Ethernet port, as well as the power
connections.
The DATA (RS232 Port (DCE)) on the rear
of the circuit board is used for:
The RS422/485 Port is used to interface the Phantom II
to a DTE with the same interface type. Either the RS232
or RS422/485 interface is used for data traffic.
Vin+/Vin– is used to power the unit. The input Voltage
range is 7-30 VDC.
Caution: Using a pow er
supply that does not
provide proper voltage
may damage the modem.
© CalAmp

RS232 serial data (300-921 kbps) when
in DATA MODE, or

for configuring the modem when in
COMMAND MODE.
RS485/422
A N TENNA
RS485/422
DA TA
ETHER N E T
Image 3-6: Phantom II Rear View
Phantom II
Nam e Data Port
DCD 1
RXD 2
TXD 3
DTR 4
SG 5
DSR 6
RTS 7
CTS 8
RING 9
Table 3-2: Data RS232 Pin Assignment
Green Conn. Nam e
Pin No.
1 TxB (D+)
2 TxA (D-)
3 RxB (R+)
4 RxA (R-)
5 Vin -
6 Vin +
Table 3-3: Data RS422/485 / Vin Pin Assignment
Input or
Output
O
O
I
I
O
I
O
O
Input or
Output
O
O
I
I
I
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